4-40 – Mouser Singapore

.hide-partial { max-height: none; } .show-more { display: none; }

Results: 3,057

Applied Filters:

Thread Size = 4-40

Manufacturer

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Standoffs & Spacers RND .187X.375 ZBRASS 1864 Keystone Electronics 1: $1.14 30In Stock	Mfr. Part No. 1864 Mouser Part No 534-1864	Keystone Electronics	Standoffs & Spacers RND .187X.375 ZBRASS Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	30In Stock	$1.14 $0.879 $0.794 $0.707 View $0.662 $0.509 $0.471 $0.449	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.625 ZBRASS 1867 Keystone Electronics 1: $1.65 48In Stock	Mfr. Part No. 1867 Mouser Part No 534-1867	Keystone Electronics	Standoffs & Spacers RND .250X.625 ZBRASS Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	48In Stock	$1.65 $1.26 $1.21 $1.20 View $1.06 $0.751 $0.681 $0.666	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 .500 HEX STDOFF 1921B Keystone Electronics 1: $2.11 482In Stock	Mfr. Part No. 1921B Mouser Part No 534-1921B	Keystone Electronics	Standoffs & Spacers 4-40 .500 HEX STDOFF Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	482In Stock	$2.11 $1.62 $1.46 $1.43 View $1.31 $0.963 $0.898	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 1.50 HEX STDOFF 1921E Keystone Electronics 1: $5.55 240In Stock	Mfr. Part No. 1921E Mouser Part No 534-1921E	Keystone Electronics	Standoffs & Spacers 4-40 1.50 HEX STDOFF Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	240In Stock	$5.55 $4.20 $3.96 $3.77 View $3.54 $2.64	Min.: 1 Mult.: 1
Standoffs & Spacers NB 1.500 M/F THRD 1950 Keystone Electronics 1: $3.17 43In Stock	Mfr. Part No. 1950 Mouser Part No 534-1950	Keystone Electronics	Standoffs & Spacers NB 1.500 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	43In Stock	$3.17 $2.42 $2.20 $1.88 View $1.58 $1.47 $1.39	Min.: 1 Mult.: 1
Standoffs & Spacers RND .187X.375 ALUM 2026 Keystone Electronics 1: $0.476 2,016In Stock	Mfr. Part No. 2026 Mouser Part No 534-2026	Keystone Electronics	Standoffs & Spacers RND .187X.375 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	2,016In Stock	$0.476 $0.367 $0.363 $0.328 View $0.326 $0.287 $0.237 $0.215 $0.178	Min.: 1 Mult.: 1
Screws & Fasteners TURNABLE JACK SCREW 2064 Keystone Electronics 1: $3.39 21In Stock	Mfr. Part No. 2064 Mouser Part No 534-2064	Keystone Electronics	Screws & Fasteners TURNABLE JACK SCREW	Datasheet	21In Stock	$3.39 $2.62 $2.54 $2.28 View $2.15 $2.09 $2.08	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 2069 Keystone Electronics 1: $4.90 56In Stock	Mfr. Part No. 2069 Mouser Part No 534-2069	Keystone Electronics	Screws & Fasteners JACK SCREW	Datasheet	56In Stock	$4.90 $4.87 $4.15 $3.88 View $2.37 $2.23 $2.19	Min.: 1 Mult.: 1
Screws & Fasteners TURNABLE JACK SCREW 2071 Keystone Electronics 1: $5.62 250In Stock 6,960On Order	Mfr. Part No. 2071 Mouser Part No 534-2071	Keystone Electronics	Screws & Fasteners TURNABLE JACK SCREW	Datasheet	250In Stock 6,960On Order On Order Ship Dates Mfr. No: 2071 Stock: 250 Can Dispatch Immediately On Order: 1,720 Expected 9/11/2026 2,270 Expected 21/12/2026 2,970 Expected 25/1/2027 Factory Lead Time: 14 Weeks	$5.62 $4.72 $4.58 $4.43 View $4.16 $2.64	Min.: 1 Mult.: 1
Screws & Fasteners JK SCREW W/O SLOT 2072 Keystone Electronics 1: $4.71 70In Stock	Mfr. Part No. 2072 Mouser Part No 534-2072	Keystone Electronics	Screws & Fasteners JK SCREW W/O SLOT	Datasheet	70In Stock	$4.71 $3.56 $3.52 $3.35 View $3.25 $3.17	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.00 M/F THRD 2092 Keystone Electronics 1: $2.68 600In Stock 3,960On Order	Mfr. Part No. 2092 Mouser Part No 534-2092	Keystone Electronics	Standoffs & Spacers SS 1.00 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	600In Stock 3,960On Order On Order Ship Dates Mfr. No: 2092 Stock: 600 Can Dispatch Immediately On Order: 2,000 Expected 10/11/2026 1,960 Expected 15/1/2027 Factory Lead Time: 18 Weeks	$2.68 $2.09 $1.96 $1.78 View $1.24 $1.18	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.125 M/F THRD 2093 Keystone Electronics 1: $4.43 199In Stock	Mfr. Part No. 2093 Mouser Part No 534-2093	Keystone Electronics	Standoffs & Spacers SS 1.125 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	199In Stock	$4.43 $3.36 $3.22 $2.99 View $2.77 $2.08 $1.88 $1.74	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.250 M/F THRD 2094 Keystone Electronics 1: $4.53 171In Stock	Mfr. Part No. 2094 Mouser Part No 534-2094	Keystone Electronics	Standoffs & Spacers SS 1.250 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	171In Stock	$4.53 $3.90 $3.85 $3.25 View $2.91 $2.00 $1.99	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.375 M/F THRD 2095 Keystone Electronics 1: $5.59 9In Stock	Mfr. Part No. 2095 Mouser Part No 534-2095	Keystone Electronics	Standoffs & Spacers SS 1.375 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	9In Stock	$5.59 $4.35 $3.97 $3.54 View $2.65 $2.64	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.750 M/F THRD 2098 Keystone Electronics 1: $4.68 66In Stock	Mfr. Part No. 2098 Mouser Part No 534-2098	Keystone Electronics	Standoffs & Spacers SS 1.750 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	66In Stock	$4.68 $3.88 $3.74 $3.40 View $3.33 $2.20 $2.19	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21403 Keystone Electronics 1: $4.35 32In Stock	Mfr. Part No. 21403 Mouser Part No 534-21403	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	32In Stock	$4.35 $3.40 $3.26 $3.11 View $3.09 $2.73 $2.03 $2.01	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21404 Keystone Electronics 1: $4.35 103In Stock	Mfr. Part No. 21404 Mouser Part No 534-21404	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	103In Stock	$4.35 $3.40 $3.26 $3.03 View $3.02 $2.73 $2.03 $2.01	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21406 Keystone Electronics 1: $4.47 86In Stock	Mfr. Part No. 21406 Mouser Part No 534-21406	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	86In Stock	$4.47 $3.39 $3.26 $3.09 View $3.07 $2.80 $2.11 $2.09	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21408 Keystone Electronics 1: $4.57 83In Stock	Mfr. Part No. 21408 Mouser Part No 534-21408	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	83In Stock	$4.57 $3.48 $3.36 $3.21 View $3.18 $2.86 $2.15 $2.14	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X1.50 ALUM 2206 Keystone Electronics 1: $1.48 1,370In Stock 15,000On Order	Mfr. Part No. 2206 Mouser Part No 534-2206	Keystone Electronics	Standoffs & Spacers HEX .250X1.50 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	1,370In Stock 15,000On Order On Order Ship Dates Mfr. No: 2206 Stock: 1,370 Can Dispatch Immediately On Order: 5,000 Expected 11/1/2027 10,000 Expected 1/3/2027 Factory Lead Time: 15 Weeks	$1.48 $1.10 $1.05 $0.937 View $0.821 $0.641 $0.594 $0.582	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 X .187 STDOFF 2270-2 Keystone Electronics 1: $2.30 34In Stock	Mfr. Part No. 2270-2 Mouser Part No 534-2270-2	Keystone Electronics	Standoffs & Spacers 4-40 X .187 STDOFF	Datasheet	34In Stock	$2.30 $1.75 $1.58 $1.35 View $1.13 $1.05 $0.993	Min.: 1 Mult.: 1
Standoffs & Spacers HEX SWAGE STDOFF 3/16 L 4-40 BRASS 2271-2 Keystone Electronics 1: $1.36 502In Stock	Mfr. Part No. 2271-2 Mouser Part No 534-2271-2	Keystone Electronics	Standoffs & Spacers HEX SWAGE STDOFF 3/16 L 4-40 BRASS	Datasheet	502In Stock	$1.36 $1.05 $0.938 $0.797 View $0.755 $0.613 $0.556 $0.526	Min.: 1 Mult.: 1
Screws & Fasteners 4-40 .312 THUMB SCRW 2400 Keystone Electronics 1: $2.84 750In Stock	Mfr. Part No. 2400 Mouser Part No 534-2400	Keystone Electronics	Screws & Fasteners 4-40 .312 THUMB SCRW	Datasheet	750In Stock	$2.84 $2.20 $1.99 $1.69 View $1.31 $1.26	Min.: 1 Mult.: 1
Screws & Fasteners .375 4-40 THMB SC SS 2401 Keystone Electronics 1: $2.75 95In Stock	Mfr. Part No. 2401 Mouser Part No 534-2401	Keystone Electronics	Screws & Fasteners .375 4-40 THMB SC SS	Datasheet	95In Stock	$2.75 $2.08 $1.86 $1.69 $1.26	Min.: 1 Mult.: 1
Screws & Fasteners .437 4-40 THMB SC SS 2402 Keystone Electronics 1: $2.95 425In Stock	Mfr. Part No. 2402 Mouser Part No 534-2402	Keystone Electronics	Screws & Fasteners .437 4-40 THMB SC SS	Datasheet	425In Stock	$2.95 $2.37 $2.30 $2.26 View $1.96 $1.70 $1.37	Min.: 1 Mult.: 1